Inventor
John L. Geibel
Inventor
Butler, PA, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation72%
Y10TTechnical subjects covered by former us classification17%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges6%
LOC236%
PatentTitleYear
10,913,014Multiple rate filter underdrain lateral gas metering plate202110,881,990Filter media retainer and underdrain system having a filter media retainer202110,881,989Self-cleaning, groutless, filter underdrain202110,525,382Grout support installation method for filter underdrain system202010,173,150Wall adaptor for filter underdrain20199,764,259'Grout support installation method for filter underdrain system'2017D0773018'Wall adaptor for filter underdrain'20169,199,186'Underdrain flume plate'20158,657,122'Clog resistant media retainer assembly'20148,357,295'Adjustable anchor rod'20138,323,514'Method and system for cleaning filter media support structures'20128,226,834'Apparatus and method for distributing gas and liquid during backwash in filter underdrain flumes using dual separation'20126,312,611'Apparatus for distributing gas and liquid during concurrent gas/liquid backwash in filter underdrain flumes'20016,306,310'Apparatus for distributing gas and liquid during concurrent gas/liquid backwash in filter underdrain flumes'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001Patents assigned to LEOPOLD CO INC F B (2)· patent assignee history
2001–2021Based in Butler, PA, US· patent location history
2012–2021Patents assigned to XYLEM WATER SOLUTIONS ZELIENOPLE LLC (12)· patent assignee history
2012–2015Patents assigned to GEIBEL JOHN L (5)· patent assignee history
2012–2015Patents assigned to BALL CHRISTOPHER J (3)· patent assignee history
2012Patents assigned to BERKEBILE DEAN T (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| XYLEM WATER SOLUTIONS ZELIENOPLE LLC | 12 | 2012–2021 |
| GEIBEL JOHN Lself | 5 | 2012–2015 |
| BALL CHRISTOPHER J | 3 | 2012–2015 |
| LEOPOLD CO INC F B | 2 | 2001 |
| BERKEBILE DEAN T | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Butler, Pennsylvania, US | 14 | 2001–2021 |